IP addresses were already preserved: > (E) telephone or instrument number or other subscriber number or identity, including any temporarily assigned network ad

IP addresses were already preserved: > (E) telephone or instrument number or other subscriber number or identity, including any temporarily assigned network address; and http://www.law.cornell.edu/uscode/18/usc_sec_18_00002703----000-.html http://www.law.cornell.edu/uscode/18/usc_sec_18_00002703----... The new law explicitly amends the previous law so that IP address records are stored for 18 months, as opposed to 90 days.